Vulnerability in Webassembly Binary Toolkit
CVE-2023-31669
WebAssembly wat2wasm v1.0.32 allows attackers to cause a libc++abi.dylib crash by putting '@' before a quote (").
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.003 (18.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 18.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Webassembly Binary Toolkit — versions 1.0.32
Weakness classification (CWE)
References
- github.com/WebAssembly/wabt/issues/2165 (Exploit, Third Party Advisory, Issue Tracking)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2023-31669?
- CVE-2023-31669 is a medium-severity vulnerability in Webassembly Binary Toolkit, classified under Improper Encoding or Escaping of Output. CVSS score: 5.5/10. Published 2023-05-23.
- How severe is CVE-2023-31669?
- Medium severity. CVSS v3 base score is 5.5 out of 10.